diff --git a/test/built-ins/Math/acosh/acosh-descriptor.js b/test/built-ins/Math/acosh/acosh-descriptor.js
index 7902919f382fcdb882225fb04eeb07982e457bc8..4a09f81b3cc5b7efe8a8e04335a0a8cbe9e3b8d3 100644
--- a/test/built-ins/Math/acosh/acosh-descriptor.js
+++ b/test/built-ins/Math/acosh/acosh-descriptor.js
@@ -3,8 +3,7 @@
 
 /*---
 description: Testing descriptor property of Math.acosh
-includes:
-    - propertyHelper.js
+includes: [propertyHelper.js]
 es6id: 20.2.2.3
 ---*/
 
diff --git a/test/built-ins/Math/asinh/asinh-descriptor.js b/test/built-ins/Math/asinh/asinh-descriptor.js
index 16d5675205d5857516b3ccd323b60dcf42976776..920bd6c56887df281bd55953001bc6e2973026eb 100644
--- a/test/built-ins/Math/asinh/asinh-descriptor.js
+++ b/test/built-ins/Math/asinh/asinh-descriptor.js
@@ -3,8 +3,7 @@
 
 /*---
 description: Testing descriptor property of Math.asinh
-includes:
-    - propertyHelper.js
+includes: [propertyHelper.js]
 es6id: 20.2.2.5
 ---*/
 
diff --git a/test/built-ins/Math/atanh/atanh-descriptor.js b/test/built-ins/Math/atanh/atanh-descriptor.js
index fef5d9b32ab7c5ad1b6d050061ca85c5090215e2..eda00ca5f3a841cc68c94e7b97fa0c8b59d2d991 100644
--- a/test/built-ins/Math/atanh/atanh-descriptor.js
+++ b/test/built-ins/Math/atanh/atanh-descriptor.js
@@ -3,8 +3,7 @@
 
 /*---
 description: Testing descriptor property of Math.atanh
-includes:
-    - propertyHelper.js
+includes: [propertyHelper.js]
 es6id: 20.2.2.7
 ---*/
 
diff --git a/test/built-ins/Math/cbrt/cbrt-descriptor.js b/test/built-ins/Math/cbrt/cbrt-descriptor.js
index 3e5e326c3dcad9c26bb653354fe50c51b6707708..da6a3739b60531263326b5de9631be0f8f1568e9 100644
--- a/test/built-ins/Math/cbrt/cbrt-descriptor.js
+++ b/test/built-ins/Math/cbrt/cbrt-descriptor.js
@@ -3,8 +3,7 @@
 
 /*---
 description: Testing descriptor property of Math.cbrt
-includes:
-    - propertyHelper.js
+includes: [propertyHelper.js]
 es6id: 20.2.2.9
 ---*/
 
diff --git a/test/built-ins/Math/cosh/cosh-descriptor.js b/test/built-ins/Math/cosh/cosh-descriptor.js
index f0ab954beb54915402640b12dd495c4e917aacc9..0bfc96c3eeea498568ce297efaddcf898c695354 100644
--- a/test/built-ins/Math/cosh/cosh-descriptor.js
+++ b/test/built-ins/Math/cosh/cosh-descriptor.js
@@ -3,8 +3,7 @@
 
 /*---
 description: Testing descriptor property of Math.cosh
-includes:
-    - propertyHelper.js
+includes: [propertyHelper.js]
 es6id: 20.2.2.13
 ---*/
 
diff --git a/test/built-ins/Math/expm1/expm1-descriptor.js b/test/built-ins/Math/expm1/expm1-descriptor.js
index 1c167feab6b974b78f632fed87335b9cb6d4050e..c5cadacfd4a81248b72dae3b8d56c2fcafff8217 100644
--- a/test/built-ins/Math/expm1/expm1-descriptor.js
+++ b/test/built-ins/Math/expm1/expm1-descriptor.js
@@ -3,8 +3,7 @@
 
 /*---
 description: Testing descriptor property of Math.expm1
-includes:
-    - propertyHelper.js
+includes: [propertyHelper.js]
 es6id: 20.2.2.15
 ---*/
 
diff --git a/test/built-ins/Math/hypot/hypot-descriptor.js b/test/built-ins/Math/hypot/hypot-descriptor.js
index d755d05af0f68300d72404becf15b597ab152bd7..dcd74e6b7644a607e2c541c61e7354f11e9384f2 100644
--- a/test/built-ins/Math/hypot/hypot-descriptor.js
+++ b/test/built-ins/Math/hypot/hypot-descriptor.js
@@ -3,8 +3,7 @@
 
 /*---
 description: Testing descriptor property of Math.hypot
-includes:
-    - propertyHelper.js
+includes: [propertyHelper.js]
 es6id: 20.2.2.18
 ---*/
 
diff --git a/test/built-ins/Math/imul/imul-descriptor.js b/test/built-ins/Math/imul/imul-descriptor.js
index 58e2521fd5e456b22933537fbbe1d7877e887373..1488414905b2c6d52361a43ca4fc6d75d9f4e1ba 100644
--- a/test/built-ins/Math/imul/imul-descriptor.js
+++ b/test/built-ins/Math/imul/imul-descriptor.js
@@ -3,8 +3,7 @@
 
 /*---
 description: Testing descriptor property of Math.imul
-includes:
-    - propertyHelper.js
+includes: [propertyHelper.js]
 es6id: 20.2.2.19
 ---*/
 
diff --git a/test/built-ins/Math/log10/Log10-descriptor.js b/test/built-ins/Math/log10/Log10-descriptor.js
index 95545495a90a55f26f2e53cfcc3354ba5e5354d7..109afc4e918282631d891d78d1e7a7b2da1110bc 100644
--- a/test/built-ins/Math/log10/Log10-descriptor.js
+++ b/test/built-ins/Math/log10/Log10-descriptor.js
@@ -3,8 +3,7 @@
 
 /*---
 description: Testing length property of Math.log10
-includes:
-    - propertyHelper.js
+includes: [propertyHelper.js]
 es6id: 20.2.2.20
 ---*/
 
diff --git a/test/built-ins/Math/log1p/Log1p-descriptor.js b/test/built-ins/Math/log1p/Log1p-descriptor.js
index 634456806ae0f5127e71d7aa09adc15f1b22ac3b..dec94611f9409cc98a6d919a90fdcb12d1e76845 100644
--- a/test/built-ins/Math/log1p/Log1p-descriptor.js
+++ b/test/built-ins/Math/log1p/Log1p-descriptor.js
@@ -3,8 +3,7 @@
 
 /*---
 description: Testing descriptor property of Math.log1p
-includes:
-    - propertyHelper.js
+includes: [propertyHelper.js]
 es6id: 20.2.2.21
 ---*/
 
diff --git a/test/built-ins/Math/log2/log2-descriptor.js b/test/built-ins/Math/log2/log2-descriptor.js
index 2e88d306b9d7c51a9a3de7d3ceb7a732cd6d4a4a..3f48a03590b9de9a250fb76f45b4ce273c639976 100644
--- a/test/built-ins/Math/log2/log2-descriptor.js
+++ b/test/built-ins/Math/log2/log2-descriptor.js
@@ -3,8 +3,7 @@
 
 /*---
 description: Testing descriptor property of Math.log2
-includes:
-    - propertyHelper.js
+includes: [propertyHelper.js]
 es6id: 20.2.2.23
 ---*/
 
diff --git a/test/built-ins/Math/sign/sign-descriptor.js b/test/built-ins/Math/sign/sign-descriptor.js
index d668ab9838d47ef11af9957d8fc793ea7db6b6ec..a4e3c91d326231a0bc1851cf0c7a092d49805777 100644
--- a/test/built-ins/Math/sign/sign-descriptor.js
+++ b/test/built-ins/Math/sign/sign-descriptor.js
@@ -3,8 +3,7 @@
 
 /*---
 description: Testing descriptor property of Math.sign
-includes:
-    - propertyHelper.js
+includes: [propertyHelper.js]
 es6id: 20.2.2.29
 ---*/
 
diff --git a/test/built-ins/Math/sinh/sinh-descriptor.js b/test/built-ins/Math/sinh/sinh-descriptor.js
index ef3aa772579caa20a2f9b307a2e183578d696889..0d0bd3550e32b737e625da5a931803e69e01d1e4 100644
--- a/test/built-ins/Math/sinh/sinh-descriptor.js
+++ b/test/built-ins/Math/sinh/sinh-descriptor.js
@@ -3,8 +3,7 @@
 
 /*---
 description: Testing descriptor property of Math.sinh
-includes:
-    - propertyHelper.js
+includes: [propertyHelper.js]
 es6id: 20.2.2.31
 ---*/
 
diff --git a/test/built-ins/Math/tanh/tanh-descriptor.js b/test/built-ins/Math/tanh/tanh-descriptor.js
index cd3f6d0e7f56afc67fdc18f7f827894ddea19ce2..bd6ab668cc3e9ed96e856983f39677fa737f5b82 100644
--- a/test/built-ins/Math/tanh/tanh-descriptor.js
+++ b/test/built-ins/Math/tanh/tanh-descriptor.js
@@ -3,8 +3,7 @@
 
 /*---
 description: Testing descriptor property of Math.tanh
-includes:
-    - propertyHelper.js
+includes: [propertyHelper.js]
 es6id: 20.2.2.34
 ---*/
 
diff --git a/test/built-ins/Math/trunc/trunc-descriptor.js b/test/built-ins/Math/trunc/trunc-descriptor.js
index 240aa532dda6695f3dda2bc95c0ca4ae69e9b9d7..9088c3c9d2b82cd6a987d3297c2e5da05fb12f0f 100644
--- a/test/built-ins/Math/trunc/trunc-descriptor.js
+++ b/test/built-ins/Math/trunc/trunc-descriptor.js
@@ -3,8 +3,7 @@
 
 /*---
 description: Testing descriptor property of Math.trunc
-includes: 
-    - propertyHelper.js
+includes: [propertyHelper.js]
 es6id: 20.2.2.35
 ---*/